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Study on the degeneration of quadrilateral element to triangular element

✍ Scribed by Li, L.-X. ;Han, X.-P. ;Xu, S.-Q.


Publisher
John Wiley and Sons
Year
2004
Tongue
English
Weight
83 KB
Volume
20
Category
Article
ISSN
1069-8299

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## Abstract The standard bilinear displacement field of the plane linear elastic rectangular 4‐node quadrilateral element is enhanced by incompatible modes. The resulting gradient operators are separated into constant and linear parts corresponding to underintegration and stabilization of the eleme